<ul class="list-group rounded m-3">
     <li class="list-group-item">
         <a class='btn m-0 p-0' href='{{route("admin.resource")}}'>课程资源</a>
     </li>
     <li class="list-group-item">
         <a class='btn m-0 p-0' href='{{route("admin.resource.add",['type'=>App\Models\Resource::VIDEO])}}'>添加视频</a>
     </li>
     <li class="list-group-item">
         <a class='btn m-0 p-0' href='{{route("admin.resource.add",['type'=>App\Models\Resource::DOC])}}'>添加文档</a>
     </li>
 </ul>